DORONIN, Y. S.; VAKULA, V. L.; KAMARCHUK, G. V.; TkachenkoА. А.; SAMOVAROV, V. N. Neutral and charged excimer complexes in cathodoluminescence spectra from substrate-free icosahedral and crystalline clusters of argon. Journal of V. N. Karazin Kharkiv National University. Series Physics, n. 23, p. 32-35, 28 Dec. 2016.